Selling Moodle courses

Joomdle lets you sell Moodle courses through Joomla, either by using Moodle's Paypal features or by integrating any of the supported e-commerce Joomla extensions.
Also, you can sell them associatted to subscription plans, using supported subscription extensions.

Using an e-commerce or subscription extensions has the added benefit of being able to purchase multiple courses at once, thus: